The document discusses several technologies used in construction. It describes laser levels and their uses both indoors and outdoors for tasks like layout, alignment, and grading. It provides information on the types of laser levels and their typical costs. It also discusses BIM augmented reality apps that allow viewing construction sites and plans on mobile devices, and two Aconex mobile apps that help with organization, communication, and inspections on jobsites. Finally, it summarizes the GlobalTracs equipment management solution which collects and shares machine usage, location, and health data to help optimize equipment performance.